Chin Ho is abducted and an explosive device is strapped around his neck. The abductor is Victor Hesse, who murdered McGarrett's father, and he demands $10 million and safe passage out of Hawaii or he will kill Chin Ho. When the governor refuses to give Ste (more…)Chin Ho is abducted and an explosive device is strapped around his neck. The abductor is Victor Hesse, who murdered McGarrett's father, and he demands $10 million and safe passage out of Hawaii or he will kill Chin Ho. When the governor refuses to give Steve the money, he plots to steal the cash from a secret police location.

McGarrett's sister is kidnapped and thieves break into Steve's house and steal the evidence surrounding his mother's murder in 1992. The investigation reveals a possible connection between her death and the Japanese mafia, known as the Yakuza.